Nissan Sentra B18 (2020-2025) Service Manual: Removal and Installation
REMOVAL
Warning:
-
Before servicing the SRS, place the ignition switch in the OFF position, disconnect both battery terminals and wait at least three minutes.
-
Do not use the air tools or electric tools for servicing the air bag diagnosis sensor unit.
-
When replacing the air bag diagnosis sensor unit, always check with the parts department for the latest parts information. Installing an incorrect air bag diagnosis sensor unit may or may not cause the air bag warning lamp to illuminate and may cause incorrect deployment of the supplemental air bags and seat belt pre-tensioners in a collision resulting in serious personal injury or death.
-
Replace the air bag diagnosis sensor unit if any of the SRS air bag or seat belt pre-tensioner assemblies has been deployed.
Always check the air bag diagnosis sensor unit ECU discriminated number (identification number) or part number using CONSULT.
Disconnect both the negative and positive battery terminals, then wait at least three minutes. Refer to Battery Disconnect.
Remove shift selector. Refer to Removal and Installation (M/T models) or Removal and Installation (CVT models).
Disconnect the harness connectors
(A) from air bag diagnosis sensor unit. 
|
|
: Front |
Remove nuts (A) and bolt (B) from
the air bag diagnosis sensor unit (1).
CAUTION:
Do not reuse the air bag diagnosis sensor unit nuts and bolt.
|
|
: Front |
Remove the air bag diagnosis sensor unit.
CAUTION:
-
Replace the air bag diagnosis sensor unit if it has been dropped or sustained an impact.
-
Do not strike the air bag diagnosis sensor unit.
-
Replace the air bag diagnosis sensor unit if any SRS air bag has been deployed or if any front seat belt pre-tensioner has been deployed.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
-
Do not reuse the air bag diagnosis sensor unit nuts and bolt.
-
The air bag diagnosis sensor unit must always be installed with the label arrow mark "
" pointing toward the front of the
Nissan Sentra vehicle
for proper operation. -
Do not damage the air bag diagnosis sensor unit harness connectors during installation.
-
Be careful not to damage the diagnosis sensor unit harness.
-
After installation is complete, check that no system malfunction is detected causing the air bag warning lamp to illuminate.
-
If a malfunction is indicated by the air bag warning lamp after repair or replacement of the malfunctioning parts, perform the SRS final check. Refer to SRS Final Check.
-
After replacing the air bag diagnosis sensor unit, confirm using CONSULT that the ECU discriminated number (identification number) or part number of the new replacement air bag diagnosis sensor unit matches the ECU discriminated number (identification number) or part number of the replaced (old) air bag diagnosis sensor unit. Refer to Work Procedure.
If the ECU discriminated number or part number of the new replacement air bag diagnosis sensor unit differs from the ECU discriminated number or part number of the replaced air bag diagnosis sensor unit, reconfirm the parts information and verify that the correct air bag diagnosis sensor unit was installed.
Exploded View
Exploded View
1.
Air bag diagnosis sensor
unit
...
Other materials:
B0096 Front side air bag satellite sensor RH
Description
DTC B0096 FRONT SATELLITE SENSOR RH
The front side air bag satellite sensor RH is wired to the air bag diagnosis
sensor unit. The air bag diagnosis
sensor unit will monitor the front side air bag satellite sensor RH for internal
failures and its circuits for communication
errors ...
Sonar System
Component Parts Location
Component Parts Location
No.
Component
Function
1.
Rear sonar sensor ...
Exploded View
Exploded View
Manual Mirror
1.
Windshield glass
2.
Inside mirror base
3.
...
